2872480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1409

約数の個数: 48

約数和(自身を含む): 7313544

約数和(自身を除く): 4441064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 1381, 2080, 2762, 5524, 6905, 11048, 13810, 17953, 22096, 27620, 35906, 44192, 55240, 71812, 89765, 110480, 143624, 179530, 220960, 287248, 359060, 574496, 718120, 1436240, 2872480]

約数ペア:

[(1, 2872480), (2, 1436240), (4, 718120), (5, 574496), (8, 359060), (10, 287248), (13, 220960), (16, 179530), (20, 143624), (26, 110480), (32, 89765), (40, 71812), (52, 55240), (65, 44192), (80, 35906), (104, 27620), (130, 22096), (160, 17953), (208, 13810), (260, 11048), (416, 6905), (520, 5524), (1040, 2762), (1381, 2080)]